Key Spec Table
| CAS # | EC Number | Hill Formula | Chemical Formula | Molar Mass | Grade Value |
|---|
| 7789-23-3 | 232-151-5 | FK | KF | 58.1 g/mol | ACS |
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| Description |
|---|
| Catalogue Number | 104994 |
| Product Information |
|---|
| CAS number | 7789-23-3 |
| EC index number | 009-005-00-2 |
| EC number | 232-151-5 |
| Grade | ACS |
| Hill Formula | FK |
| Chemical formula | KF |
| Molar Mass | 58.1 g/mol |
| HS Code | 2826 19 90 |
| Quality Level | MQ300 |
| Physicochemical Information |
|---|
| Boiling point | 1505 °C (1013 hPa) |
| Density | 2.48 g/cm3 (25 °C) |
| Melting Point | 846 °C |
| pH value | 8 - 9 (50 g/l, H₂O, 20 °C) |
| Vapor pressure | 1.3 hPa (885 °C) |
| Bulk density | 400 kg/m3 |
| Solubility | 923 g/l |
| Toxicological Information |
|---|
| LD 50 oral | LD50 Rat 245 mg/kg |
| Safety Information according to GHS |
|---|
| Hazard Pictogram(s) | |
| Hazard Statement(s) | H301 + H311 + H331: Toxic if swallowed, in contact with skin or if inhaled.H318: Causes serious eye damage. |
| Precautionary Statement(s) | P261: Avoid breathing dust.P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.P302 + P352 + P312: IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/doctor if you feel unwell.P304 + P340 + P311: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
| Signal Word | Danger |
| RTECS | TT0700000 |
| Storage class | 6.1D Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects |
| WGK | WGK 1 slightly hazardous to water |
| Disposal | 23Hydrogen fluoride and inorganic fluorides as well as solutions thereof must be handled with extreme caution. Do not permit contact of any kind under any circumstances and be sure to work under an efficient fume cupboard with the front screen closed. Residues dissolved in water can be precipitated as calcium fluoride. Solids or precipitate: container I; filtrate: container D or E. |
| Safety Information |
|---|
| Categories of danger | toxic |
| Storage and Shipping Information |
|---|
| Storage | Store at +2°C to +30°C. |
| Transport Information |
|---|
| Declaration (railroad and road) ADR, RID | UN 1812, 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 1812, 6.1, III |
| Declaration (transport by sea) IMDG-Code | UN 1812, 6.1, III |
| Specifications |
|---|
| Assay (precipitative titration) | ≥ 99.0 % |
| Free alkali (as KOH) | ≤ 0.05 % |
| Free acid (as HF) | ≤ 0.05 % |
| Chloride (Cl) | ≤ 0.005 % |
| Hexafluorosilicate (SiF₆) | ≤ 0.05 % |
| Sulfate (SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.001 % |
| Na (Sodium) | ≤ 0.2 % |
